Joseph Cassis, director of operations of Ten Square International Inc., speaks during an interview with Xinhua in Des Moines of Iowa state, the United States, July 26, 2018. "I hope it (the pain) never reaches 10 because if it does, the world's not going to be very good and it's going to be very bad," Joseph Cassis, director of operations of Ten Square International Inc. told Xinhua about his view of the ongoing trade dispute between China and the United States. TO GO WITH Interview: Hope pain of China-U.S. trade dispute never reaches 10, says company executive (Xinhua/Wang Ping)